package lezione12;

 
 
import java.util.*;

public class Queue {
 
  private LinkedList list = new LinkedList();
  
  public void put(Object v) { list.addFirst(v); }
  public Object get() { return list.removeLast(); }
  public boolean isEmpty() { return list.isEmpty(); }
  
  public static void main(String[] args) {
    Queue queue = new Queue();
    for(int i = 0; i < 10; i++)
      queue.put(Integer.toString(i));
    while(!queue.isEmpty())
      System.out.println(queue.get());
    
  }
} ///:~
